The project "Internationalization of the Polish experience of Solidarity" (BPI/SPI/2021/1/00069) has been supported by the Polish National Agency for Academic Exchange under the SPINAKER programee and co-financed by the European Social Fund under the Operational Program Knowledge Education Development, a non-competitive project entitled. "Supporting institutional capacity of Polish higher education institutions through the creation and implementation of international study programmes" (Measure: 3.3 Internationalization of Polish higher education), as specified in the project application no. POWR.03.03.00-00-PN16/18.